fix(openvpn): bundle provider CA certificates in one block (#3258)

internal/provider/utils/openvpn_test.go

@@ -0,0 +1,38 @@
+package utils
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestWrapOpenvpnCAs(t *testing.T) {
+	t.Parallel()
+
+	lines := WrapOpenvpnCAs([]string{"cert1", "cert2"})
+
+	assert.Equal(t, []string{
+		"<ca>",
+		"-----BEGIN CERTIFICATE-----",
+		"cert1",
+		"-----END CERTIFICATE-----",
+		"-----BEGIN CERTIFICATE-----",
+		"cert2",
+		"-----END CERTIFICATE-----",
+		"</ca>",
+	}, lines)
+}
+
+func TestWrapOpenvpnCA(t *testing.T) {
+	t.Parallel()
+
+	lines := WrapOpenvpnCA("cert1")
+
+	assert.Equal(t, []string{
+		"<ca>",
+		"-----BEGIN CERTIFICATE-----",
+		"cert1",
+		"-----END CERTIFICATE-----",
+		"</ca>",
+	}, lines)
+}